Swift Package IndexBuild Information
Failed to build slipstream, reference 2.0.0 (8c2151), with Swift 6.4 for Linux on 22 Sep 2026 21:40:15 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344844-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/ClutchEngineering/slipstream.git
Reference: 2.0.0
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: git branch -m <name>
From https://github.com/ClutchEngineering/slipstream
* tag 2.0.0 -> FETCH_HEAD
HEAD is now at 8c21519 Add multi-threaded rendering support and upgrade to Swift 6.1 (#209)
Cloned https://github.com/ClutchEngineering/slipstream.git
Revision (git rev-parse @):
8c215192675d339ce26cf78a1eb9999d3cf47941
SUCCESS checkout https://github.com/ClutchEngineering/slipstream.git at 2.0.0
========================================
Build
========================================
Selected platform: linux
Swift version: 6.4
Building package at path: $PWD
https://github.com/ClutchEngineering/slipstream.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344844-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:c77fcce225e223ac0fafed844619173fc6de8d62dd560eeb28db3182af6a282b
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest
Fetching https://github.com/apple/swift-markdown.git
[1/7735] Fetching swift-markdown
Fetched https://github.com/apple/swift-markdown.git (0.77s)
Fetching https://github.com/swiftlang/swift-cmark.git
[1/18600] Fetching swift-cmark
Fetched https://github.com/swiftlang/swift-cmark.git (0.91s)
Fetching https://github.com/scinfu/SwiftSoup.git
Fetching https://github.com/swiftlang/swift-docc-plugin
[1/2345] Fetching swift-docc-plugin
Fetched https://github.com/swiftlang/swift-docc-plugin (0.59s)
[1/6817] Fetching swiftsoup
Fetched https://github.com/scinfu/SwiftSoup.git (0.86s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.5.0 (1.08s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3829] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit (0.56s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (0.80s)
Computing version for https://github.com/scinfu/SwiftSoup.git
Computed https://github.com/scinfu/SwiftSoup.git at 2.13.9 (0.17s)
Creating working copy for https://github.com/scinfu/SwiftSoup.git
Working copy of https://github.com/scinfu/SwiftSoup.git resolved at 2.13.9
Creating working copy for https://github.com/apple/swift-markdown.git
Working copy of https://github.com/apple/swift-markdown.git resolved at main (75e3df1)
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/swiftlang/swift-docc-plugin
Working copy of https://github.com/swiftlang/swift-docc-plugin resolved at 1.5.0
Creating working copy for https://github.com/swiftlang/swift-cmark.git
Working copy of https://github.com/swiftlang/swift-cmark.git resolved at gfm (0c8947b)
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 247]
[Planning deferred tasks]
[51 / 110] TypeIntrospection
[61 / 115] cmark-gfm
[75 / 115] TypeIntrospection
[87 / 115] cmark-gfm-extensions
[93 / 117] SwiftSoup
Found local archetype 0x61ba68cd6448 outside its defining scope
Please submit a bug report (https://swift.org/contributing/#reporting-bugs) and include the crash backtrace.
Stack dump:
0. Program arguments: /usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/Sources/TypeIntrospection/Properties.swift -primary-file /host/spi-builder-workspace/Sources/TypeIntrospection/PropertyIntrospection/PropertyIntrospection-Access.swift /host/spi-builder-workspace/Sources/TypeIntrospection/PropertyIntrospection/PropertyIntrospection.swift /host/spi-builder-workspace/Sources/TypeIntrospection/TypeIntrospection.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/PropertyIntrospection-Access.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/PropertyIntrospection-Access.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/PropertyIntrospection-Access.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/PropertyIntrospection-Access.dia -target x86_64-unknown-linux-gnu -disable-objc-interop -I /host/spi-builder-workspace/.build/out/Products/Debug-linux-x86_64 -module-cache-path /host/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format=dwarf -dwarf-version=4 -swift-version 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /usr/lib/swift/host/plugins/testing#/usr/bin/swift-plugin-server -validate-clang-modules-once -clang-build-session-file /host/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /host -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -fno-omit-frame-pointer -Xcc -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -fmodules-prune-interval=86400 -Xcc -fmodules-prune-after=345600 -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-linux-x86_64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/DerivedSources-normal/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/DerivedSources/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG=1 -no-auto-bridging-header-chaining -module-name TypeIntrospection -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/TypeIntrospection_const_extract_protocols.json -in-process-plugin-server-path /usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /usr/lib/swift/host/plugins -plugin-path /usr/local/lib/swift/host/plugins -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/PropertyIntrospection-Access.o -index-unit-output-path /slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/PropertyIntrospection-Access.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
1. Swift version 6.4.2-dev (LLVM 15622a86b1749a9, Swift d2e983b81b18217)
2. Compiling with the current language version
3. While walking into body of 'getValue(in:)' (at /host/spi-builder-workspace/Sources/TypeIntrospection/PropertyIntrospection/PropertyIntrospection-Access.swift:8:11)
#0 0x000061ba26710d98 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/usr/bin/swift-frontend+0x8bb1d98)
#1 0x000061ba2670e585 llvm::sys::RunSignalHandlers() (/usr/bin/swift-frontend+0x8baf585)
#2 0x000061ba26711b41 SignalHandler(int, siginfo_t*, void*) Signals.cpp:0:0
#3 0x00007ddc4d156520 (/lib/x86_64-linux-gnu/libc.so.6+0x42520)
#4 0x00007ddc4d1aa9bc pthread_kill (/lib/x86_64-linux-gnu/libc.so.6+0x969bc)
#5 0x00007ddc4d156476 gsignal (/lib/x86_64-linux-gnu/libc.so.6+0x42476)
#6 0x00007ddc4d13c7f3 abort (/lib/x86_64-linux-gnu/libc.so.6+0x287f3)
#7 0x000061ba20355bcd (/usr/bin/swift-frontend+0x27f6bcd)
#8 0x000061ba2034c4e9 swift::ASTWalker::PostWalkResult<swift::TryExpr*> (anonymous namespace)::Verifier::dispatchVisitPost<swift::TryExpr*>(swift::TryExpr*) ASTVerifier.cpp:0:0
#9 0x000061ba203440d2 (anonymous namespace)::Verifier::walkToExprPost(swift::Expr*) ASTVerifier.cpp:0:0
#10 0x000061ba2035cbf6 (anonymous namespace)::Traversal::doIt(swift::Expr*) ASTWalker.cpp:0:0
#11 0x000061ba2035e7eb (anonymous namespace)::Traversal::visitErasureExpr(swift::ErasureExpr*) ASTWalker.cpp:0:0
#12 0x000061ba2035cd4a (anonymous namespace)::Traversal::doIt(swift::Expr*) ASTWalker.cpp:0:0
#13 0x000061ba2035f9c9 swift::ASTVisitor<(anonymous namespace)::Traversal, swift::Expr*, swift::Stmt*, bool, swift::Pattern*, bool, void>::visit(swift::Stmt*) ASTWalker.cpp:0:0
#14 0x000061ba2035f929 swift::ASTVisitor<(anonymous namespace)::Traversal, swift::Expr*, swift::Stmt*, bool, swift::Pattern*, bool, void>::visit(swift::Stmt*) ASTWalker.cpp:0:0
#15 0x000061ba2035e48c (anonymous namespace)::Traversal::visitClosureExpr(swift::ClosureExpr*) ASTWalker.cpp:0:0
#16 0x000061ba2035ce82 (anonymous namespace)::Traversal::doIt(swift::Expr*) ASTWalker.cpp:0:0
#17 0x000061ba20363824 (anonymous namespace)::Traversal::visit(swift::ArgumentList*) ASTWalker.cpp:0:0
#18 0x000061ba2035f57e (anonymous namespace)::Traversal::visitApplyExpr(swift::ApplyExpr*) ASTWalker.cpp:0:0
#19 0x000061ba2035cc5f (anonymous namespace)::Traversal::doIt(swift::Expr*) ASTWalker.cpp:0:0
#20 0x000061ba2035cbc0 (anonymous namespace)::Traversal::doIt(swift::Expr*) ASTWalker.cpp:0:0
#21 0x000061ba2035f9c9 swift::ASTVisitor<(anonymous namespace)::Traversal, swift::Expr*, swift::Stmt*, bool, swift::Pattern*, bool, void>::visit(swift::Stmt*) ASTWalker.cpp:0:0
#22 0x000061ba2035f929 swift::ASTVisitor<(anonymous namespace)::Traversal, swift::Expr*, swift::Stmt*, bool, swift::Pattern*, bool, void>::visit(swift::Stmt*) ASTWalker.cpp:0:0
#23 0x000061ba2036353b (anonymous namespace)::Traversal::visitAbstractFunctionDecl(swift::AbstractFunctionDecl*) ASTWalker.cpp:0:0
#24 0x000061ba20361c71 (anonymous namespace)::Traversal::visit(swift::Decl*) ASTWalker.cpp:0:0
#25 0x000061ba2035d986 (anonymous namespace)::Traversal::doIt(swift::Decl*) ASTWalker.cpp:0:0
#26 0x000061ba203627a5 (anonymous namespace)::Traversal::visit(swift::Decl*) ASTWalker.cpp:0:0
#27 0x000061ba2035d986 (anonymous namespace)::Traversal::doIt(swift::Decl*) ASTWalker.cpp:0:0
#28 0x000061ba2035d883 swift::Decl::walk(swift::ASTWalker&) (/usr/bin/swift-frontend+0x27fe883)
#29 0x000061ba205a850f swift::SourceFile::walk(swift::ASTWalker&) (/usr/bin/swift-frontend+0x2a4950f)
#30 0x000061ba203434a8 swift::verify(swift::SourceFile&) (/usr/bin/swift-frontend+0x27e44a8)
#31 0x000061ba2072a367 swift::TypeCheckPrimaryFileRequest::cacheResult(std::tuple<>) const (/usr/bin/swift-frontend+0x2bcb367)
#32 0x000061ba1fe6c4a0 swift::performTypeChecking(swift::SourceFile&) (/usr/bin/swift-frontend+0x230d4a0)
#33 0x000061ba1e92f5f9 bool llvm::function_ref<bool (swift::SourceFile&)>::callback_fn<swift::CompilerInstance::performSema()::$_10>(long, swift::SourceFile&) Frontend.cpp:0:0
#34 0x000061ba1e92569a swift::CompilerInstance::forEachFileToTypeCheck(llvm::function_ref<bool (swift::SourceFile&)>) (/usr/bin/swift-frontend+0xdc669a)
#35 0x000061ba1e92547b swift::CompilerInstance::performSema() (/usr/bin/swift-frontend+0xdc647b)
#36 0x000061ba1e58df72 withSemanticAnalysis(swift::CompilerInstance&, swift::FrontendObserver*, llvm::function_ref<bool (swift::CompilerInstance&)>, bool) FrontendTool.cpp:0:0
#37 0x000061ba1e57baa9 performCompile(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) FrontendTool.cpp:0:0
#38 0x000061ba1e5786ee swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) (/usr/bin/swift-frontend+0xa196ee)
#39 0x000061ba1e290ba8 swift::mainEntry(int, char const**) (/usr/bin/swift-frontend+0x731ba8)
#40 0x00007ddc4d13dd90 (/lib/x86_64-linux-gnu/libc.so.6+0x29d90)
#41 0x00007ddc4d13de40 __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e40)
#42 0x000061ba1e28fa65 _start (/usr/bin/swift-frontend+0x730a65)
*** Signal 6: Backtracing from 0x7ddc4d2329dd... done ***
*** Program crashed: Aborted at 0x00007ddc4d2329dd ***
Platform: x86_64 Linux (Ubuntu 22.04.5 LTS)
Thread 0 "swift-frontend" crashed:
0 0x00007ddc4d2329dd <unknown> in libc.so.6
Registers:
rax 0x0000000000000000 0
rdx 0x0000000000000006 6
rcx 0x00007ddc4d2329dd 48 3d 01 f0 ff ff 73 01 c3 48 8b 0d 23 b4 0f 00 H=·ðÿÿs·ÃH··#´··
rbx 0x0000000000000006 6
rsi 0x0000000000000412 1042
rdi 0x0000000000000412 1042
rbp 0x0000000000000412 1042
rsp 0x000061ba684ba068 6b 1b 71 26 ba 61 00 00 f0 a2 4b 68 ba 61 00 00 k·q&ºa··ð¢Khºa··
r8 0x000061ba684ba2f0 06 00 00 00 00 00 00 00 fa ff ff ff 00 00 00 00 ········úÿÿÿ····
r9 0x000061ba684ba2f0 06 00 00 00 00 00 00 00 fa ff ff ff 00 00 00 00 ········úÿÿÿ····
r10 0x000061ba684ba2f0 06 00 00 00 00 00 00 00 fa ff ff ff 00 00 00 00 ········úÿÿÿ····
r11 0x0000000000000246 582
r12 0x0000000000000006 6
r13 0x0000000000000016 22
r14 0x0000000000000000 0
r15 0x000061ba684ba108 ff ff ff 7f fe ff ff ff 00 00 00 00 00 00 00 00 ÿÿÿ·þÿÿÿ········
rip 0x00007ddc4d2329dd 48 3d 01 f0 ff ff 73 01 c3 48 8b 0d 23 b4 0f 00 H=·ðÿÿs·ÃH··#´··
rflags 0x0000000000000246 ZF PF
cs 0x0033 fs 0x0000 gs 0x0000
Images (29 omitted):
0x00007ddc4d114000–0x00007ddc4d2d0401 6a6cb5a80fd5e5bb5bf3aeaa111add98e88843a5 libc.so.6 /usr/lib/x86_64-linux-gnu/libc.so.6
Backtrace took 0.00s
Failed frontend command:
/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/Sources/TypeIntrospection/Properties.swift -primary-file /host/spi-builder-workspace/Sources/TypeIntrospection/PropertyIntrospection/PropertyIntrospection-Access.swift /host/spi-builder-workspace/Sources/TypeIntrospection/PropertyIntrospection/PropertyIntrospection.swift /host/spi-builder-workspace/Sources/TypeIntrospection/TypeIntrospection.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/PropertyIntrospection-Access.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/PropertyIntrospection-Access.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/PropertyIntrospection-Access.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/PropertyIntrospection-Access.dia -target x86_64-unknown-linux-gnu -disable-objc-interop -I /host/spi-builder-workspace/.build/out/Products/Debug-linux-x86_64 -module-cache-path /host/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /usr/lib/swift/host/plugins/testing\#/usr/bin/swift-plugin-server -validate-clang-modules-once -clang-build-session-file /host/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /host -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -fno-omit-frame-pointer -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-linux-x86_64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/DerivedSources-normal/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/DerivedSources/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name TypeIntrospection -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/TypeIntrospection_const_extract_protocols.json -in-process-plugin-server-path /usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /usr/lib/swift/host/plugins -plugin-path /usr/local/lib/swift/host/plugins -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/PropertyIntrospection-Access.o -index-unit-output-path /slipstream.build/Debug-linux-x86_64/TypeIntrospection-t.build/Objects-normal/x86_64/PropertyIntrospection-Access.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 linux